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Jacquhermania
Taxonomy
Jacquhermania was named by Cappetta (1982) [Sepkoski's age data: T Eo-m-l T Eo-m-u Sepkoski's reference number: 884]. It is not extant.
It was assigned to Myliobatiformes by Sepkoski (2002); and to Gymnuridae by Cappetta (1987), Case et al. (2015), Ebersole et al. (2019).
It was assigned to Myliobatiformes by Sepkoski (2002); and to Gymnuridae by Cappetta (1987), Case et al. (2015), Ebersole et al. (2019).
Species
Entered
by J. Sepkoski on 2003-01-23; modified by M. Uhen on 2017-05-23
Synonymy list
| Year | Name and author |
|---|---|
| 1982 | Jacquhermania Cappetta |
| 1987 | Jacquhermania Cappetta p. 166 |
| 2002 | Jacqhermania Sepkoski |
| 2015 | Jacquhermania Case et al. p. 1129 |
| 2019 | Jacquhermania Ebersole et al. p. 120 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Wagner 2023, Carroll 1988 | |||||
Age range: base of the Thanetian to the top of the Priabonian or 59.24000 to 33.90000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Thanetian | Niger | Dasyatis duponti (229530) | |
| Thanetian | USA (South Carolina) | J. duponti (186974) | |
| MP 10 | France (Picardie) | J. duponti (68440) | |
| Ypresian | USA (Virginia) | J. duponti (15595) | |
| Ypresian | USA (South Carolina) | J. duponti (203258) | |
| Ypresian | United Kingdom (England) | Raja duponti (8050 13299) | |
| Ypresian - Lutetian | USA (Alabama) | J. duponti (81179) | |
| Early/Lower Eocene - Middle Eocene | United Kingdom (England) | Jacqhermania duponti (3258) | |
| Lutetian | United Kingdom (England) | Dasyatis duponti (41888) | |
| Lutetian | Belgium | J. duponti (242331) | |
| Lutetian | Belgium (Brussels) | Raja duponti (167775) | |
| Lutetian | USA (Alabama) | J. duponti (13346) J. duponti, Gymnura sp. (276540) | |
| Lutetian | France | J. sp. (277212) | |
| Lutetian - Bartonian | China (Xinjiang) | J. duponti (278018 278019) | |
| Bartonian | USA (Alabama) | J. duponti (81266 209520) | |
| Priabonian | Egypt | J. attiai (145984) |